Predating Metallica's self-titled blockbuster by 11 years, Judas Priest's British Steel was a similarly pitched landmark boasting many of the same accomplishments. It streamlined and simplified the progressive intricacies of a band fresh off of revolutionizing the entire heavy metal genre; it brought an aggressive, underground metal subgenre crashing into the mainstream (in Priest's case, the NWOBHM; in Metallica's, thrash); and it greatly expanded the possibilities for heavy metal's commercial viability as a whole. Of course, British Steel was nowhere near the sales juggernaut that Metallica was, but in catapulting Judas Priest to the status of stadium headliners…